🌿 Green Building📍 Patna, Bihar
How Much Do Solar Panels Cost for a Home in India? in Patna
🤖 AI Answer by Biddaro⏱ 8 min read📅 Updated November 2024
📍 Patna Construction Costs (2024)
₹1,200
Basic/sqft
₹1,700
Standard/sqft
₹2,600
Premium/sqft
🧱 Cement: ₹372/bag⚙️ Steel: ₹67/kg👷 Mason: ₹650/day
⚡ Quick Answer
Residential solar panel systems in India cost ₹60,000–90,000 per kW installed. A typical 3kW system for a 2BHK costs ₹1.8–2.5 lakh after subsidy, generating ₹15,000–20,000 worth of electricity annually.
- 1 kW (1BHK/small home): ₹60,000–90,000 — After 30% PM Surya Ghar subsidy
- 2 kW (2BHK): ₹1.2–1.8 lakh — Covers 80% of average bill
- 3 kW (3BHK): ₹1.8–2.5 lakh — Most popular size
- 5 kW (Large home/Villa): ₹2.8–4 lakh — Near-zero electricity bill
- 10 kW (Villa/Bungalow): ₹5–7 lakh — Full independence + net metering
PM Surya Ghar Subsidy (2024)
- 1–2 kW systems: ₹30,000/kW subsidy
- 2–3 kW systems: ₹18,000/kW subsidy for 3rd kW
- Above 3 kW: No additional subsidy
- Additional state subsidies available in some states (check DISCOM)
ROI and Payback Period
| System | Annual Savings | Payback Period |
|---|---|---|
| 2 kW | ₹10,000–15,000 | 8–10 years |
| 3 kW | ₹15,000–22,000 | 7–9 years |
| 5 kW | ₹25,000–38,000 | 6–8 years |
| 10 kW | ₹50,000–75,000 | 5–7 years |
💡
Key Tip
Register on the PM Surya Ghar portal (pmsuryaghar.gov.in) before installing — subsidy only applies to installations done through DISCOM-approved vendors.
📍 Patna-Specific Tips for This Topic
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Patna's Gangetic alluvial soil is soft — raft foundation strongly recommended for any construction over G+1
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High water table in most areas — waterproof basement up to 1.5m above ground level
Related topics:
solar panelssolar cost indiagreen buildingenergy savingPatnaBihar